EFM32 Happy Gecko Software Documentation
efm32hg-doc-5.1.2
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These constant values are returned by USBX_getCallbackSource(). The return value is a mask and may contain the logical OR of any combination of status flags. Each flag maps to a call-back event.
Macros | |
#define | USBX_DEV_CLOSE 0x00000020 |
Device Instance Closed on host side. | |
#define | USBX_DEV_CONFIGURED 0x00000040 |
Device has entered configured state. | |
#define | USBX_DEV_OPEN 0x00000010 |
Device Instance Opened on host side. | |
#define | USBX_DEV_SUSPEND 0x00000080 |
USB suspend signaling present on bus. | |
#define | USBX_FIFO_PURGE 0x00000008 |
Receive and Transmit FIFO's were purged. | |
#define | USBX_RESET 0x00000001 |
USB Reset Interrupt has occurred. | |
#define | USBX_RX_COMPLETE 0x00000004 |
Receive Complete Interrupt has occurred. | |
#define | USBX_RX_OVERRUN 0x00000100 |
Data received with no place to put it. | |
#define | USBX_TX_COMPLETE 0x00000002 |
Transmit Complete Interrupt has occurred. | |